ncat JP1433 Thomsonite-Ca, Blackhead Quarry, Dunedin City, Otago Region, South Island, New Zealand October 8, 2019 Steve Australasia New Zealand
North Ayrshire Scotland United Kingdom ncat JP2311 Garnet Group, Epidote, Thomsonite-Ca, Loanhead Quarry, Beith, North Ayrshire, Scotland, UK April 1, 2024
Australasia Australia Tasmania 6059 Thomsonite-(Ca), Phillipsite, Cradle Mountain Link Road, Middlesex Plains, Moina District, Tasmania October 2, 2019
Colorado North and Central Americas United States ncat JP3183, Thomsonite-Ca, North Table Mountain, Golden, Golden District, Jefferson Co., Colorado, USA September 23, 2019